Unions Disappearing

[diablotigre]

I’m in a team create with my friend making a game and I came across a problem. When ever my friend makes a union it’s goes invisible, is there anyway I can fix this?

[TheodoreBalfour]

Hiya this is a common engine bug and happens often, here is the same problem with solution. Please try not to duplicate topics in future.

UnionOperation invisible even though the transparency is set to 0?

What are you attempting to achieve? I am attempting to use UnionOperations to make a door way. What is the issue? The UnionOperation is invisible even though the Transparency is set to 0. [image] In-game: [image] What solutions have you tried so far? I have tried: Deleting the UnionOperation and adding it back (Ctrl-Z) Seperating the UnionOperation (It literally deletes the UnionOperation with no parts found) Relaunching Roblox Studio This issue is happening within every UnionOperat…